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Physiology > Exam 3 Quizzes > Flashcards

Exam 3 Quizzes Flashcards

1
Q

What is the antagonist of PTH

A

calcitonin

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2
Q

Which cells makes bone in response to calcitonin?

A

Osteoblast

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3
Q

Hydroxyapatite

A

bone is hardened with calcium phosphate cyrstal

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4
Q

osteoclasts

A

resorb bone in response to PTH

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5
Q

Which one does thyroid gland does not secrete:?

a. Thyroxine
b. Triiodothyronine
c. Calcitonin
d. Parathyroid Hormone

A

d. Parathyroid hormone

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6
Q

Which one makes growth hormone?

A

anterior pituitary

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7
Q

Insulin like growth hormone (IGF) are similar to pro-insulin because it mediates many of GH’s effects are called?

A

somatomedin

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8
Q

b cells are destroyed by autoimmune attack; thus beta cells secrete little or no insulin is what type diabetes?

A

type 1 diabetes

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9
Q

Normal blood Glucose range

A

50-175

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10
Q

ACTH cause release of?

A

cortisol

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11
Q

What kind of hormone is it if it enhances responsiveness of a target organ to 2nd hormone?

A

Permissive

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12
Q

What is passage of digested end products into blood or lymp

A

absorption

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13
Q

liver - detoxification liver can remove hormones, drugs and other biological active molecules from blood by phagocytosis by?

A

kupffer cells

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14
Q

Which is responsible for the color yellow in urine?

A

Urobilinogen

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15
Q

Liver helps regulate blood glucose by removing it from blood or releasing it to blood via

A

glycogenesis and lipogenesis

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16
Q

liver helps regulate blood glucose by producing it via

A

glycogenolysis and gluconeogenesis

17
Q

bile acids forms bile salts that aggregate as micelles: forms tiny droplets of fat isolated in bile salt micelles

A

emulsification

18
Q
  1. Normal PCO2 systemic arterial blood has about 100 mmHg and systemic veins 40 mmHG
A

false

19
Q
  1. Which one is the most crucial for breathing/primary drive to breathe
A

a. PCO2 because of its affect in pH

20
Q
  1. Hyperventilation causes
A

a. Low CO2 and pH rises

21
Q
  1. Low Blood PO2 leads to (need to breathe)
A

a. Hypoxic drive

22
Q
  1. Which one is mediated by stretch receptors activated during inspiration and inhibits respiratory centers to prevent over inflation of lungs
A

a. Hering-Breuer reflex

23
Q
  1. Carbon monoxide is dangerous/lethal because
A

a. Hemoglobin bond to carbon monoxide is 210 stronger than bond with O2

24
Q
  1. Which blood type has no antibody
A

a. AB

25
Q
  1. Erythroblastosis fetalis is a problem when
A

a. Mother has Rh- and baby has Rh+

26
Q
  1. Endothelial cells secrete prostacyclin and NO that inhibit platelet aggregation and are vasodilators T or F
A

a. True

27
Q
  1. Endothelial cell membranes have enzyme _____ whose active site faces blood and converts ADP into AMP and Pi
A

a. CD39

28
Q
  1. Which one creates platelet plug in damaged vessel
A

a. Platelet release reaction

Physiology (27 decks)

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