Anatomy and Physiology/Endocrineology for Quiz 3

Question 1

what makes up whole blood

Answer 1

45 % formed elements

55% plasma

Question 2

What makes up formed elements in whole blood

Answer 2

platelets
red blood cells
white blood cells

Question 3

what makes up plasma

Answer 3

1,5% other
91% water
7% proteins

Question 4

what is another name for red blood cells

Answer 4

erythrocytes

Question 5

what do red cells do

Answer 5

carry oxygen and CO2

Question 6

another name for white blood cells

Answer 6

leukocytes

Question 7

what do white blood cells do

Answer 7

they are immune cells

Question 8

another name for platelets

Answer 8

thrombocytes

Question 9

what do platelets do

Answer 9

blood clotting

Question 10

what does the nervous system do

Answer 10

carries signals from sensory orgnas to the brain (afferent signals) and signals from brain to muscles and tissues (efferent signals)

Question 11

what are the two systems the nervous system is divided into and what do they include

Answer 11

central nervous system- brain and spinal cord

peripheral nervous system- cranial and spinal nerves

Question 12

what is the oxygen binding protein in blood

Answer 12

hemeglobin

Question 13

in a neuron/nerve cell what does dendrites do

Answer 13

receive signal from adjacent cell

Question 14

what does the axon do

Answer 14

carries signals along the length of cell via electrical action potential

Question 15

what does the terminal bulb do

Answer 15

hold neurotransmitters to communicate with the dendrites of the next neuron

Question 16

what is the synapse

Answer 16

the space between the dendrites of one cell and terminal bulb of the next

Question 17

what is an example of a neurotransmitter

Answer 17

acetylcholine

Question 18

what is acetocholine

Answer 18

substance released from terminal button nerve cell it propacates that nervous thing?

Question 19

The speed of contraction is determined by the ________ _________ of the ________ that control the muscle

Answer 19

intrinsic property of the nerve

Question 20

what are transverse tubules

Answer 20

extensions of the sarcolemma

Question 21

def of eplymsium
perimysium
endonysium
muscle cell

Answer 21

ep- connective tissues around muscle
pe- connective tissues around bundle of muscle fibers
en- connective around muscle cell
mu- another name= muscle fiber

Question 22

Cardiac muscle
branched fibers connected by dense ________ _______
many __________ __________
large and numerous ___________

Answer 22

intercalated disks
glycogen granules
mitochondria

Question 23

In the lymph system….

_____________ or _________ filter foreign substances, produce ___________.

Answer 23

nodes or glands

produce lymphocytes

Question 24

These are considered Immune cells

Answer 24

white blood cells

Question 25

What are 2 examples of amine hormones

Answer 25

catecholamines

thyroid hormones

Question 26

What are the three chemical classes of hormones

Answer 26

proteins/peptides
amines
steroids

Question 27

secretion from a cell acts on the same cell

Answer 27

autocrine

Question 28

chemical synthesized in ductless glands and secreted into blood, and thereby transported to target tissues when they evoke a specific response

Answer 28

hormones

Question 29

The range of movement depends on muscle….

Answer 29

length

Question 30

Muscle contraction

1. signal from _____
2. _____ ______ spreads along _______ and ______ into the _______ of _______.
3. ________ released from _______ ________.
4. ______ binds the protein _________, causes _______ change in protein complex, allows _____ to bind ________ leads to crossbridge _______ leads to contraction.
5. _________ of signals = _______ release ceases
6. _________ pumped into ______ _______ and muscle relaxes

Answer 30

A. signal from nerve
B. Action potential, sarcolemma, t tubules, interior of fiber
C. calcium release from terminal cisternae
d. calcium binds, troponin c, conformation, myosin, actin, cycling
e. cessation, Ca+++,
f. CA+++, sarcoplasma reticulum

Question 31

long, thin, cylindrical rods

site of force production within muscle fibers

run parallel to long axis of muscle Fibers-entire length

500-2000 per myofiber

80% of skeletal muscle volume

Answer 31

myofibrils

Question 32

Skeletal muscle connected to bone via ________

Answer 32

tendons

Question 33

moves oxygenated blood to body and returns venous blood to heart

Answer 33

systemic circulation

Question 34

skeletal muscle has ______ control
cardiac muscle has ______ control
smooth muscle has ______ control

Answer 34

voluntary
involuntary
involuntary

Question 35

those are also known as thromnoytes

Answer 35

platelets

Question 36

hormone receptors describe

Answer 36

minimal chemical moiety of a target cell that provides specific recognition of a hormone
have sites for hormone binding, signol transjunction and or interaction with cellular macromolecules
located on all surface intracellular

Question 37

what are two steroid hormones

Answer 37

cholesterol progesterone

Question 38

low intensity burns more _____

high intensity burns more _____

Answer 38

lipids

carbs