Final KPER1500 Flashcards

1
Q

what is the study of anatomy?

A

the study of the structures that make up the human body and how those structures relate to each other.

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2
Q

what does the anatomical position provide us?

A

provides consistant terminoligy giving us a starting point.

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3
Q

describe the anatomical position.

A

thumbs outward, palms forwars, standing straight up.

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4
Q

describe lateral and medial.

A

Lateral: away from the midline of the body.

Medial: towards the midline

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5
Q

describe distal and proximal.

A

Distal: Further from some specified region

Proximal: closer to some specific region.

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6
Q

Anterior

A

in front of or front of your body

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7
Q

posterior.

A

behind or back or your body

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8
Q

superior

Inferior

A

Superior: above
Inferior: Below

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9
Q

Prone

Supine

A

Prone: laying face down
Supine: Laying on back

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10
Q

what are body planes

A

imaginary flat surfaces that devide the body

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11
Q

Midsagital/ Median Plane:

A

Divides the body into right and left halves

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12
Q

Frontal Coronal Plane:

A

divides the body into anterior and posterior

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13
Q

Transverse Plane:

A

divides body into superior and inferior

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14
Q

what is center of gravity?

A

where median, frontal, and transverse planes intersect also called center of mass

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15
Q

differences between flexion and extension

A

Flexion reduces angle, Extension increases angle

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16
Q

Dorsiflexion and plantarflexion:

A

dorsiflexion: bringing the top of the foot toward the lower leg or shin

Plantar flexion: motion involved in calf raises

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17
Q

adduction:
abduction:

A

Adduction: moving a segment of the body towards the midline

Abduction: moving a segement away from the body

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18
Q

Medial Rotation:

A

rotation toward the midline

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19
Q

lateral rotation:

A

rotation away from the midline

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20
Q

Pronation :

A

Palms down

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21
Q

Supination

A

Palms up

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22
Q

inversion:

A

movement for when you twist an ankle

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23
Q

eversion

A

movement in twisting an ankle in the oposite direction (outward)

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24
Q

Circumduction.

A

making imaginary circles in the air with arms or legs.

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25
two different divisions in the human skeleton:
axial and appendicular
26
Approximately how many bones in the human skeleton?
approx 206
27
Axial Skeleton consists of:
skull, sternum, ribs, vertibral culumn
28
how many bones in the axial skeleton?
80
29
Appendicular skeleton cosnsists of:
pectoral girdle, upper limbs, pelvic girdle, lower | limbs.
30
how many bones in appendicular skeleton?
126
31
what are short bones and whats the point of having them?
shock absorbers... including the tarsals and carpals
32
what are long bones?
any bone whose length greatly surpasses the diameter
33
What are flat bones?
bones like the skull, ribs, scapula.... protect underlaying organs
34
what are irregular bones?
weird bones that dont have a place in scociety....
35
what is a sesamoid bone?
bones like the patella, oval shape... found in tendons
36
compact bone is also _____ bone
Cortical
37
Spongy bone is also _____ bone
cancellous
38
Bone Composisiton:
Calcium carbonate and clacium (60-70 percent) Collagen protein Water (20% vs 60% in body)
39
how many bones are babies born with?
300 bones
40
whats a greenstick fracture?
like a wet tree, bone is wet and doesnt break clean
41
what an osteoporotic fracture?
more of a dry break,
42
what is Wolff's law?
bone adapts to applied loads,
43
skeletal muscle small description:
attached to bones, allows body movement with voluntary control over the muscle.
44
Cardiac muscle small description:
heart contraction, vewry fatigue resistant, autonomic nerve control
45
Origin:
Proximal Attachement (attached to more stationary parts)
46
Insertion :
distal attachement (more mobile structures)
47
what is a joint?
connction between two or more bones. Strands of connective tissue ensure stability and hold joint together
48
Fibrous Joint:
No movement Absorb shock (skull)
49
Cartilaginous joints
Limited movement absorbs shock (intervertebral discs)
50
Synovial Joints
greatest degree of movement allow movement, most common joint (hip joint)
51
describe the compartments of a synovial joint:
Joint capsule Joint cavity Hyaline cartilage Ligaments, extrinsic and intrinsic
52
what is a joint capsule?q
surrounds the joint and provides support
53
what is the joint cavity?
inside the joint, filled with synovial fluid.
54
where do you find hyaline cartilage inside the joint?
covers the articulating bones for lubercation
55
what do ligaments do for the joint>
the support the joint
56
Uniaxial, Biaxial, Multiaxial joints description?
on, two or multiple axes
57
types of synovial joints:
``` hinge piviot condyloid saddle-shaped ball and socket plane ```
58
hinge joint:
has one articulating surface that is conves and another that is concave
59
pivot joint:
one bone rotates arround one axis
60
condyloid joint:
knuckle joint
61
Axis=
C2
62
Atlas =
C1
63
whats the thenar and hypothenar group of muscles?
palm
64
describe the os coxae (paired hip bones)
Ilium, pubis, ischium... with acetabulum (where the femur connects)
65
what is a concentric action?
muscle overcomes a load and shortens
66
What is eccentric Action?
muscle being overcome by a load... muscle lengthens
67
Isokinetic action:
"same " "Motion"
68
Plyometric action
a rapid eccentric loading and muscle stretching followed by a strong concentric contraction
69
what can the plyometric action do for an athletes jumping?
can increase jumping height
70
what is maximal absolute strength ?
the maximum amount of force one can generate in a single effort
71
what is relative strength?
proportion of maximal strength relitive to body mass
72
what is power?
ability to overcome external resistance by developing a high rate of muscular contraction
73
what is muscuar endurance?
ability to resist fatigue in strength performance of longer duration important when demands are placed on strength and endurance
74
how do women compare to mens strength
with the same lean body body mass, women will be as strong as men, its just harder to put on muscle
75
what two things dpes the ability to move require?
correct muscle activation patterns and the availibility of energy for muscle contraction
76
all energy in the human body is derived from 3 nutrients:
carbohydrates Proteins Fats
77
what process turns ATP into ADP?
hydrolysis
78
breifly describe Anarobic Alactic system
uses Creatine Phosphate... since their are small amounts of muscle CP and ATP stored it has a very short duration... used for explosive high intensity activities. Large amount of energy produced in short amount of time. Recovery time is quick
79
explain glycolysis breifly:
Glycogen (muslce) or glucose (blood) breakdown to eventually yield 2 ATPs glycolysis is a stepwise enzymatic process and it uses no oxygen
80
in glycolysis a low rate of pyruvic acid turns into what and where does it go?
pyruvate... and its shuttled to mitochondria for aerobic metabolism.
81
in glycolysis a high rate of pyruvic acid turns into what? and where is it stored?
Turns into lactic acid, and stored in muscle until rest or enters Cori cycle in the liver
82
where are carbohydrates from?
From starches or sugars in diet.
83
what is a primary source of blood glucose?
Carbohydrates
84
what is the anaerobic threshold?
when your muscles start to burn and
85
what happens when you increase your anaerobic threshold?
"muscle burn" happens at higher intensities. Incresed muscle blood flow, flow of lactic acid from muscle to blood, and metabolisme of lactate is all increased
86
what system is used in long term energy?
Aerobic System
87
what is Oxidative Phosphorilation?
Krebs cycle and the electric transport chain
88
what are the requirements for long term energy?
1. enought muscle mithochondria 2. sufficient O2 supply 3. enzymes and intermediate by-products are not rate limiting
89
Oxygen transport:
lungs--> circulation--> muscle increase ATP needs Increased O2
90
true of false, cellular respiration is a limited function
true
91
what is VO2 Max
maximal rate of o2 that can be consumed additional energy produced anaerobically
92
what are some factors that contribute to high VO2 max?
high arterial O2 content Increased cardiac output (blood pumper per minute) Larger O2 extraction by tissues
93
what is the oxidative system?
long term energy system
94
how does the oxidative system help with pain after intense exercise?`
its efficient lactic acid removal after intense exercise would reduce pain.
95
the liver turns Lactic acid into what in the Cori Cycle?
coverted into glucose
96
3 nergy systems : | which is most important?
phosphagen, glycotic and oxidative. Oxidative is the most important.
97
contributions of each energy system depends on :
activity duration and intensity.
98
3 layers of the heart:
endocardium, myocardium, epicardium
99
what is the path in and out of the heart?
blood going into right atrium, into right ventricle, into lungs via pulmonary artery, into lungs, back into left atria, into right ventricle to the body
100
where is the pulmonary valve?
right ventricle leading into the pulmonary artery.
101
where is the aortic valve?
left ventricle leading into the aorta.
102
when do atrioventricular valves open?
when atria contract to direct blood flow into ventricles.
103
where is the tricuspid valve?
right atrium leading into the right ventricle.
104
where is the bicuspid valve?
left atra leading into the left ventricle.
105
when do atrioventricular valves close?
when atria relax to prevent backflow.
106
what is the sinus node (sinoatrial node)
called the pacemaker of the heart, it is what controls the heartrate located inside the right atrium. It generates nerve impluses and causes muscle walls to contract starting with the atria and finishing with the ventricle.
107
what is systolic BP?
During ventricular contraction (systole) How hard heart works Strain against arterial walls during contraction Normal: 120 mm Hg
108
what is diastolic BP?
During heart relaxation (diastole) Indicates peripheral BP (outside the heart) Ease with which blood flows from arterioles to capillaries Normal: 70-80 mm Hg
109
what is cardiac output?
the amount of blood pumped into the aorta each minute.
110
what is stroke volume?
amount of blood (ml) pumped out of left ventricle per heartbeat
111
what is heartrate?
rhythmical contraction of the heart walls
112
how to calculate Maximum heart rate?
220-age (years)
113
blood consists of:
1. plasma 2. Platelets 3. White blood cells 4. Red blood cells
114
hematocrit:
percentage of blood made up of RBC
115
RBC carry O2 from:
lungs-> body tissues
116
RBC carry CO2 from
Body Tissues -> to lung
117
what is hemoglobin?
proteins and iron molecule inside RBC that binds to up to four O2
118
what is "Partial pressure of O2 (PO2)
determines haemoglobin-oxygen binding
119
what is "arterial-venous oxygen difference (a-v O2) ?
Deffierence between O2 levels in blood leaving and returning to the lungs. Measure of O2 being used by the body tissues Rest: 4-5 ml O2/ decilitres blood Excercise: 15 ml O2/ decilitre blood
120
Reticulocytes are what?
Immature RBC Produced in bone marrow (red marrow or large bone) Tightly controlled with a hormone erythropoietin (EPO) produced by the kidneys
121
transport of CO2 _____---_____----_______------_____
tissues blood lungs air
122
transport of CO2 helps regulate body's :
Ionic equilibrium (chloride shift) pH balance (bicarbonate buffer system)
123
O2 uptake:
measured as VO2 - volume of oxygen consumed in a given amount of time
124
increase energy requirements affect VO2 in what way ?
increases the need for more oxygen so VO@ needs to increase
125
Cardiac outpput:
amount of bloof pumped by the heart each minute (into aorta) Determines O2 volume delivered to tissues
126
Hematocrit:
Concentration of red blood cells Determines amount of O2 per a volume of blood
127
O2 extraction:
ability of tissues to extract O2 Affected by mitochindria number and enzyme efficiency
128
Capillarization
Number of cappillaries in tissue affects the ability of cardiovascular system to place RBCs close to the working tissues
129
What does the respiratory system do in short very simplistic way?q
Delivers oxygenated air to blood Removes CO2 from blood Regulates acid-base balance
130
what does the conduction zone do in the respiratory system?
filters, humidifies, and adjusts air to body's temperature
131
what is the resiratory zone responsible for?
gas exchange
132
what are the exercise effect on cardiorespiratory system?
increase of : Cardiac output Capillsry Supply Blood Volume Ventilation
133
During exercise: Body heat must be released by additional means __% of energy released as heat
80
134
Types and sources of Nutrients :
Macronutrients Micronutrients Water Fibre
135
what is the study of Nutrition?
study of food, helps teach us about healthy diet that contains adequate amounts of all essential nutrients
136
what are Micronutrients?
vitamines (water soluble and fat soluble) and minerals (major and trace elements)
137
what are macronutrients?
Proteins, fats and carbohyrates which provide energy and calories
138
types of carbs:
Sugars and Starches
139
types of Fats:
Saturated and unsaturated Trans fat Cholesterol HDL and LDL Triglycerides
140
Types of proteins
Complete and Incomplete
141
what is the primary source of energy, used by the body easily and quickly and also first:
Carbohydrates
142
what kind of carbs are sugars?
Simple Carbohydrate
143
What is the difference between monosacarides and disaccharides
mono's are found in fruits veggies and honey and are alreay broken down but diasaccharies have to be broken down before being absorbed into the blood
144
what kind of foods have starches?
Grains (pasta, bread, rice) vegetables and fruits
145
what is the most concentrated form of energy?
fats
146
fats aid absorbtion of fat-soluble vitamins, which vitamins?
A D E and K
147
what is the composition of a triglyceride?
one glycerol with three fatty acids attached, which makes up most fats in our diets, bloodstream,
148
why should Saturated fats be consumed in moderation?
because they are linked to high cholesterol and heart disease.
149
Give some info regarding unsaturated fats
may lower cholesterol and protect against heart disease dominant in plant oil liquid at room tempature have double bonds between carbon atoms in fatty acis
150
How are trans fats produced and what types of foods are they found in?
Hydrogenation and they are found in junk food
151
what does hydrogenation do?
turns double bonds into single bonds yeilds more solid products and extends shelf life
152
why is cholesterol good?
circulates in our blood stream and is essential componant of human tissue because it strengthens cell's walls needed for making nerve covering, hormones and vitamin D
153
HDL and LDL (low-density lipoprotein and High-density Lipoprotein) which of the two is good and why?
HDL because it carries cholesterol back to the liver where it is removed from the body , It is good because high amounts can protect against heart disease
154
where are proteins found?
in every living cell
155
proteins are structural components necessary for building and repairing:
``` Muscles Bones Blood Enzymes Hormones Cell membranes ```
156
what are amino acids
they make up proteins
157
when are proteins considered complete ?
if they contain all essential amino acids
158
what types of foods would you find complete proteins?
Animal products, chickpeas ,quinoa, soy
159
what types of foods would you find incomplete proteins in?
Many plant sources
160
what does excessive intake of protein result to?
pissing it out
161
what are vitamines required for?
in small amount for growth, reproduction, and health maintenance
162
differnce between vitamins and minerals?
vitamines are organic and carbon containing and minerals are inorganice and do not contain carbon
163
what is fibre?
a plant substance that cannot be digested
164
what are the componants of the energy balance equation?
Energy intake Basal Matabolic Rate Thermic effect of food Non-exercise activity thermogenesis Thermic effect of physical activity Excess post-exercise O2 consumption
165
what does body composition refer to?
fat, muscle, bone and other organs
166
what is the two componant model in Body Composition?
lean body mass and Total body fat
167
what is Lean Body Mass?
Non-fat or fat-free componants like muscle bones and water
168
what is fat body mass?
total body fat
169
what is essential fat?
the fat required for normal functioning, Stored in yellow marrow and organs/ muscles 3% males; 12% females
170
what is storage fat?
subcutanous fat ans visceral fat that accumulates beneath skin and arround organs everygy reserve incase of starvation require for normal functioning 12% in males and 15%in women
171
what is the equation for BMI?
weight (kg) / Height (m)squared
172
what type of people ais the BMI not useful for?
babies, children, teenagers, pregnant women or very muscular people.
173
how many ranges does BMI have?
underweight Healthy/acceptable weight Overweight
174
what are some physical problem with Anorexia nervosa?
body metabolizes protein (from muscles and organs), hair loss, dry skin, amenorrhea, reduced bone mass, brittle nails, etc
175
physical problems with bulimia nervosa
acid reflux and dental issues
176
what is the science of biomechanics?
the science of biomechanics is the science that examines the forces acting upon and within a biological structure and the effects produced by such forces
177
what is quantitive analysis?
using high tech intrumentation, usually intended for researchers measuring variables to optimize athletic performance
178
what is qualitative analysis?
using sight and hearing, usually dine by coaches and teachers to identify and correct errors
179
what is kinmatics?
describing human motion without its forces focused on motions spatial and timing characteristics
180
what is kinetics?
describing forces leading to motion consists of internal and external forces
181
Differents measurements taking in kinematics:
position displacement velocity acceleration
182
what are the three models of human motion?
Partial model : Dot represents center of mass, used when body or object is airborn and in flight (i.e. projectile motion) Stick figure model; Body segements =sticks, used when body in contact with other objects . Describe gross motor skills in 2-D Rigid body Segment model: Used for sophisticated 3-D analyses, can include shape deformation of body segments
183
types of motion:
Linear: All body parts move same distance and direction at the same time (e.g. bobsled) Angular: Body moves on a circular path and rotates about axis of rotation (e.g. twisting somersault) General: Body/segments move linearly and rotate at the same time
184
define force:
Force is any action, push or pull, that tends to cause an object to change its state of motion by experiencing acceleration
185
what is linear motion?
force acting at the center of mass/ pivot point
186
what is angular motion?
force not acting at the center of mass/ pivot point and result in torque
187
what is a first class lever?
Applied force and resistance are on oposite sides of the axis
188
what is a second class lever?
applied force and resistance on same side of axis; resistance closer to axis
189
what is a third class lever?
applied force and resistance on same side of axis; force closer to the axis
190
What is Newtons first law
"Objects will not change their state of motion unless acted on by an unbalanced external force”
191
Whats newtons second law?
Objects will experience a change in velocity (acceleration) proportional to the unbalanced external force”
192
What is Newtons third law?
“For every action there is an equal and opposite reaction; forces act in pairs that are equal in magnitude and opposite in direction”
193
what happens when training load = > elastic limit,
permanant failure of the tissue resulting in injury
194
treatment vs rehab
``` Treatment: Received by patient from a health care professional Promotes healing Improves quality of injured tissue Allows quicker return to activity ``` Rehabilitation: Therapist’s restoration of injured tissue + patient's participation Individualized for each person
195
what are the ohases of healing?
inflammatory response phase (2-4 days) Fibroblastic repair phase (hours-6weeks) Maturation Remodelling Phase (3 weeks-years)
196
what does the acronyn PRCCE (PRICE) stand for?
protect rest Cryotherapy (decreases swelling bleeding pain and spasms) Compression (decreases swelling) Elevation (decreases swelling)
197
what is the fibroblastic repair phase?
Repair and scar formation, collogen fibres are deposited by fibroblasts
198
what is the maturation-remodeling phase?
remodeling or realigning of scar tissure
199
sprain and strains measn the tissue is :
stretched or torn
200
different grades of sparins and strains?
GRADE 1 Slightly stretched or torn; few muscle fibres GRADE 2 Moderately stretched or torn, more muscle fibres GRADE3 Complete rupture Surgery required E.g., ACL tear
201
categories of dislocations:
partial dislocation or subluxation complete dislocation
202
types of fractures?
Simple fracture: Stays within the surrounding soft tissue Compound fracture: Protrudes from the skin Stress fracture: Results from repeated low magnitude loads Avulsion fracture: Involves tendon or ligament pulling small chip of bone (more frequent in kids)
203
what is tendonitis? what are the symptoms?
inflammation of tendon as a result of a small tear in the tendon. Symptoms: pain, tenderness, sniffness near joint
204
lateral epicondylitis is the sciency word for:
tennis elbow
205
meadial epicondylitis is the sciency word for
gollfers and little league elbow
206
patellar tendonitis is the sciency word for:
jumpers knee