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Anatomy II > Exam I Correct for future exams > Flashcards

Exam I Correct for future exams Flashcards

1
Q

Erythrocytes transport oxygen and________

A

carbon dioxide

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2
Q

What makes a cell responsive to a particular hormone?

A

The presence of a receptor for that particular hormone

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3
Q

Neither follicle stimulating (FSH) hormone nor testosterone alone can stimulate significant sperm production, whereas when they act together, the testes produce some 300,000 sperm per minute this is an example of which principle regarding hormones?

A

The synergistic effect

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4
Q

The _____ are the superior chambers of the heart and the ______ are the inferior chambers of the heart.

A

atria; ventricles

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5
Q

Which cells aid in the body’s defense process by secreting histamine and heparin?

A

basophils

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6
Q

Which of the following is not a feature of cardiac muscle?

A

They have about the same endurance as skeletal muscle fibers

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7
Q

Which of the following are not secreted by platelets?

A

Thrombopoietin

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8
Q

The plateau in the action potential of cardiac muscle results from the action of______

A

slow Ca2+ channels

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9
Q

When a clot is no longer needed, fibrin is dissolved by

A

plasmin

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10
Q

Which of the following belong to the pulmonary circuit?

A

pulmonary arteries and pulmonary veins

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11
Q

Which of the following is not a hypothalamic hormone?

A

luteinizing hormone (LH)

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12
Q

The heart is located in the space called the

A

mediastinum

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13
Q

The ____ secretes several hormones that stimulate the development of lymphatic organs and regulates development and activity of T cells (white blood cells)

A

thymus

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14
Q

The right atrioventricular valve (tricuspid) regulates the opening between the ______ and the ______.

A

right atrium; right ventricle

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15
Q

Which of the following organs has both endocrine and exocrine functions?

A

the ovary

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16
Q

Opening and closing of the heart valves is caused by

A

pressure gradients

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17
Q

Thyrotropin-releasing hormone targets the____.

A

anterior pituitary

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18
Q

The area where the major vessels lead to and from the heart’s chambers is called the _____ of the heart. The pointy, inferior portion is called the_____.

A

base; apex

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19
Q

The ____ performs the work of the heart.

A

myocardium

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20
Q

What are the least abundant of the formed elements?

A

basophils

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21
Q

Which of the following proteins is not normally found in plasma?

A

hemoglobin

22
Q

The hypophyseal portal system connects the _____ with the_______.

A

anterior pituitary; hypothalamus

23
Q

The posterior pituitary secretes _____

A

oxytocin (OT)

24
Q

The _____ is the pacemaker that initiates each heart beat

A

sinoatrial (SA) node

25
Q

The cessation of bleeding is specifically called

A

hemostasis

26
Q

Atrial depolarization causes the_____

A

P wave

27
Q

The _____ secretes growth hormone, which is also known as somatotropin

A

anterior pituitary

28
Q

The number of _____ typically increases in response to bacterial infections

A

neutrophils

29
Q

The nervous system reacts to stimuli _____ compared to the endocrine system, adapts ______ compared to the endocrine system, and has _______ effects compared to the endocrine system.

A

quickly; quickly; specific

30
Q

Which of the following is the most superficial layer enclosing the heart?

A

Parietal pericardium

31
Q

The chord tendinae of the AV valves are anchored to the _______ of the ventricles

A

papillary muscles

32
Q

In a normal ECG, the deflection that is generated by ventricular depolarization is called the ______.

A

T wave

33
Q

Of the following hormones, which has more target cells in the body than the others?

  • Corticotropin releasing hormone (CRH)
  • Growth hormone (GH)
  • Antidiuretic hormone (ADH)
  • Growth hormone-releasing hormone (GHRH)
  • Oxytocin (OT)
A

growth hormone

34
Q

Cardioinhibitory centers in the _____ receive input from _____.

A

medulla oblongata; chemoreceptors in the aortic arch

35
Q

Which of the following is not part of the cardiac conduction system?

A

purkinje fibers

36
Q

The ABO blood group is determined by _____ in the plasma membrane of RBCs.

A

glycoproteins

37
Q

Which of the following is not a function of blood?

A

produces plasma hormones

38
Q

What are the most abundant a granulocytes?

A

lymphocytes

39
Q

Which of the following is true regarding endocrine glands?

A

They release their secretions into blood

40
Q

Platelets release _____, a chemical vasoconstrictor that contributes to the vascular spasm.

A

serotonin

41
Q

Antidiuretic hormone (ADH) targets the ____.

A

kidneys

42
Q

The ____ secrete(s) a hormone as a response to hypocalcemia

A

parathyroid glands

43
Q

Where do most RBCs die?

A

spleen and liver

44
Q

Serum is essentially identical to plasma except for the absence of _______.

A

fibrinogen

45
Q

The infundibulum is a ______.

A

projection of the hypothalamus from which the pituitary gland hangs

46
Q

Which of the following is not normally found in plasma?

A

glycogen

47
Q

The _____ carry blood toward the lungs

A

pulmonary trunk and arteries

48
Q

The ______ secretes a hormone that increases the body’s metabolic rate, promotes alertness, quickens reflexes, and stimulates the fetal nervous system.

A

thyroid gland

49
Q

The structural framework of a blood clot is formed by _____

A

a fibrin polymer

50
Q

The anterior pituitary is _____ than the posterior pituitary and has _____ connection to the hypothalamus

A

larger; no nervous

Anatomy II (7 decks)

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