Endocrinology Flashcards

1
Q

Addison’s disease

A

Atrophy of adrenal glands, decreased production of aldosterone
Decreased blood glucose, Na, and Cl
Increased K

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Cushing syndrome

A

Cortisol lacks diurnal variation
Increased serum cortisol, decreased serum glucose

Weight gain in face/abdomen, Buffalo hump back, thin skin, bruising, hypertension, muscle wasting, decreased immune response

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Epinephrine

A

Released when low blood pressure, hypoxia, cold exposure, muscle exertion, and pain

Secreted by medulla of adrenals
Stimulates glycogenolysis and lipolysis, voluntary muscles have greater work output
Inhibits secretion of insulin
Increase in blood glucose

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Hormone changes in menstrual cycle

A

First half, FSH promotes growth of ovarian follicles and increase in estrogen
Estrogen peaks midcycle causing decrease in FSH and LH surge
LH triggers ovulation, followed by decrease in estrogen and LH
Follicle becomes corpus luteum, produces estrogen and progesterone
Lack of fertilization kills corpus luteum, decrease in estrogen and progesterone
Menstruation occurs

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Triple screen

A

Screen for risk of Down syndrome

Decreased AFP and unconjugated estriol, increased hCG

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Primary hypothyroidism indices

A

Decreased total T4, total T3, and free T4

Increased TSH

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Secondary hypothyroidism indices

A

Decreased total T4, total T3, free T4, and TSH

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Primary hyperthyroidism indices

A

Decreased TSH

Increased total T4, total T3, and free T4

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Secondary hyperthyroidism indices

A

Increased total T4, total T3, free T4, and TSH

How well did you know this?
1
Not at all
2
3
4
5
Perfectly