A and P practice questions Flashcards

1
Q

How many primary body planes can the body be divided into?

A

3 (saggital, transverse, coronal)

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2
Q

What are the secondary functions of the respiratory system (3)?

A
  • blood pH regulation
  • thermoregulation
  • speech production
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3
Q

What antibody is made in the mucus membranes?

A

IgA

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4
Q

What are the 3 phases of the ovarian cycle?

A
  • follicular- estrogen dominated
  • ovulation- due to LH surge (egg goes into fallopian tube and corpus luteum-the empty follicle- left behind in ovary)
  • luteal- progesterone dominated (due to progesterone made by corpuse LUTeum)
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5
Q

What are the 3 phases of the uterine cycle?

A
  • menstrual- from estrogen and progesterone decline
  • proliferative- thiccening of endometrium due to estrogen
  • secretory- juiciness (and thic) endometrium due to progesterone
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6
Q

What are the parts of the external ear aka auricle (pinna)?

A

tympanic membrane, ceruminous glands

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7
Q

What are the parts of the middle ear (tempanic cavity)?

A
  • eustachain tube (auditory canal)
  • ossicles (malleus, incus, stapes)
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8
Q

What are the parts of the inner ear (labyrinth)?

A

perilymph, semicircular canal, vestibule,cochlea

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9
Q

wound healing by primary intention

A

little tissue loss –> minimal scar tissue and thin scar

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10
Q

What are the resident macrophages in the
* liver
* lungs
* skin epidermis
* CNS

called?

A
  • kupffer cells
  • dust cells
  • langerhan cells
  • microglia
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11
Q

Increased blood flow causes what 4 things

A

red, hot, swelling, vasoDILATION

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12
Q

What is the structure that filters out foreign particles from the lymphatic fluid?

A

lymph NODES (destroy the pathogens and bring it back to heart and circulation and later liver or kidney removes it from blood stream and ultimately we remove it as pee or poo)

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13
Q

If person is hyperventilating, what might be distinct in their lab values?

A

low PCO2 –> less carbonic acid made in blood –> alkalosis (respiratory)

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14
Q

What muscle is in the shape of a ring that regulates the size of an opening?

A

sphincter
* LES (aka cardiac/gastric sphincter), pyloric, anal (internal and external), urethral(internal and external)

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15
Q

What is the function of the CSF?

A

to support the nervous tissue , provides a cushion for shock impact on brain and spinal cord

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16
Q

What does the body eliminate when there is high H+ in the body?

A

think about pH buffer equation.

A: CO2 to be breathed out through lungs

17
Q

What node is at the top vs. bottom of the right atrium

A
  • top: SA node
  • bottom: AV node
18
Q

What layer of the skin out of the 3 main ones is vitamin D produced?

A

epidermis

19
Q

The dermal layer of the skin is the site of what formation?

A

collagen

20
Q

What is the ion that most contributes to heart arrhythmias (wack HR)

A

POTASSIUM- hypo or hyper

21
Q

What are two substances required for blood clotting (hint: a vitamin and an ion)?

A

Vit K and Calcium

vit K helps turn prothrombin into thrombin

22
Q

What structure releases a substance to increase sperm MOBility?

A

prostate gland

seminal vesciles fluid has prostaglandins to make sperm more MOTile

23
Q

What ion is found in HIGH conc in extracellular fluid?

A

Na

24
Q

Which artery supplies the heart with blood?

A

coronary artery

25
Q

What structure of the ear vibrates when sound strikes it?

A

tympanic membrane

26
Q

What is the name of the first vertebrae that supports the head?

A

atlas (C1)

27
Q

Which cranial bones come in a pair of 2?

A

parietal and temporal

28
Q

What controls the entrance into the stomach?

A

LES aka CARDIAC sphincter

29
Q

What represents the percent of RBC in the body?

A

hematocrit

30
Q

What tells us how much iron is in the body

A

Hemoglobin

31
Q

What organs filters blood of waste and destroys old RBCs

A

spleen (and liver)

32
Q

What is another name for the epicardium of the heart?

A

visceral pericardium

33
Q

How many layers is the periosteum of bone

A

TWO!
* first layer: contains blood vessels and nerves
* second (inner layer): contains stem cells to turn into osteoblasts

34
Q

Which layer of the blood vessel wall is made of smooth muscle?

A

tunica MEDIA

35
Q

Where are the adenoids located?

A

NASOpharynx

36
Q

What part of the pharnyx contains the palantine tonsils?

A

OROpharynx

37
Q

Which muscle is striated AND under voluntary control?

A

skeletal muscle

38
Q

What is the main purpose of gyri and sulci of the brain?

A

increase SA

39
Q

What is the smallest artery in the body?

A

arterioles (lead to systemic capillaries)