Cvs 3 - Part 3

Question 1

Brain naturietic peptide function

Answer 1

counter the effects of Aldosterone and ADH

Question 2

Brain Natriuretic Peptide is produced where

Answer 2

Ventricles

Question 3

• Small cell carcinoma – what is it?

Answer 3

most dangerous cancer of the lungs;

Question 4

• What is a very common condition associated with ADH, present in anyone who is taking antidepressants or antipsychotic medications or heavy smokers?

Answer 4

Syndrome of inappropriate antidiuretic hormone hypersecretion, SIADH

Question 5

• A sizeable number of tumors can produce hormones.

Answer 5

K

Question 6

What is a condition in which ADH is low?

Answer 6

Diabetes insipidus

Question 7

3 structural types of capillaries:

Answer 7

Continuous

Fenestrated

Sinusoids

Question 8

Continuous capillaries function

And location

Answer 8

– very selective, only allows very few things to pass through. Found in the Barriers of the Human body (blood brain Barrier)

Question 9

Fenestrated capillaries function

Answer 9

allow things to pass through, but their openings are not as large as the sinusoids

Question 10

Sinusoids capillaries function

And location

Answer 10

found in the bone marrow, liver; cells can pass through these as well.

Question 11

• The capillary bed has a bypass channel in the center of the capillary bed that is only activated in the body in a state of emergency. On the arterial end it is called the __________. On the Venous end it is called the ________ _________. Both of these combined make up a shunt/bypass channel that is only used when blood is emergently required in another part of the body.

Answer 11

Meta arteriole

Thoroughfare channel

Question 12

• What is the smallest artery in the human body that feeds the capillary bed

Answer 12

Terminal arteriole

Question 13

• What is the smallest vein in the human body?

Answer 13

Postcapillary venule

Question 14

• Smaller venous channels that come together to create veins are called

Answer 14

Tributaries

Question 15

• 65% of the human blood is located in the veins; this is why veins are called

Answer 15

Capacitance vessels

Question 16

Sinus

Answer 16

NORMAL ballooning of an ARTERY;

Question 17

Sinus function

Answer 17

; behaves like a baroreceptor and, via nerves, send the signal to the brain

Question 18

Aneurysm

Answer 18

– ABNORMAL ballooning of an ARTERY;

Question 19

Bulb

Answer 19

NORMAL ballooning of a VEIN

Question 20

• Varicosity (Varicose Vein)

Answer 20

ABNORMAL ballooning of a VEIN

Question 21

• Stripping of a varicose vein –

Answer 21

surgical procedure where the varicose vein is pulled out

Question 22

• Mean Arterial Pressure (MAP) =

Answer 22

Diastolic Pressure + 1/3 Pulse Pressure (healthy range is between 70-110)

Question 23

• Pulse Pressure =

Answer 23

Systolic blood pressure– Diastolic blood pressure

Question 24

• Glossopharyngeal Nerve (Cranial Nerve 9) takes signals from the

Answer 24

Carotid Sinus to the brain

Question 25

Carotid body

Answer 25

Most vascular tissue in the human body

Question 26

What does carotid body sense

Answer 26

It is a cluster of chemoreceptors that senses the levels of oxygen, carbon dioxide, pH and temperature. It sends signals to the brain via the glossopharyngeal nerve

Question 27

The cardiogenic and Vasomotor centers are located in the

Answer 27

Brain stem

Question 28

Why is there excessive urination associated with drinking alcohol?

Answer 28

Because Alchohol inhibits ADH, causing dieresis

Question 29

Most common cause of heart enlargement

Answer 29

Hypertension

Question 30

When blood pressure and volume increases, the heart produces hormones called

Answer 30

Atrial Natriuretic Peptide Brain Natriuretic Peptide

Question 31

What are the effects of small cell carcinoma

Answer 31

produces large amounts of ADH, which may present as SIADH