4-1 (mixed) (perman done)

Question 1

which organs are vulnerable to ischemia

which organ is NOT

Answer 1

brain and heart

NOT = skeletal muscle

Question 2

reduced blood flow name

Answer 2

ischemia

Question 3

describe genital development in male

Answer 3

4th week of gestation: primordial germ cell migrate to genital ridge (they are neutral at this pt)

Y chromosome prompts testis development FROM indifferent gonads

Wolffian duct develops into male structures

Question 4

development of testis

Answer 4

• develops in abdomen

- descends into scrotum during fetal period

Question 5

name the peritoneum that covers the testis

Answer 5

tunica vaginalis

Question 6

define the gubernaculum

Answer 6

mesenchyme that helps the descent of testes or ovary

Question 7

plexus in spermatic cord that cools blood flow to testis to 34 C is CALLED

Answer 7

pampiniform plexus

Question 8

what is the largest cell in Sertoli cell cytoplasm

Answer 8

primary spermatocyte

Question 9

which is the thing in spermatogenesis that divides via mitosis

Answer 9

spermatogonia

Question 10

overall pic: testis is composed of “” that houses “”

Answer 10

Seminiferous tubules, which house primordial germ cells (PGC)

Question 11

The most immature spermatogonia (PGC) are found where in relation to basal lamina

Answer 11

closest to BL

Question 12

spermatogenesis happens where

Answer 12

Sertoli cell cytoplasm

Question 13

spermatogenesis cycle lasts how long

Answer 13

2 mon

Question 14

what is the biggest cell in the seminiferous tubule

Answer 14

answer: sertoli cell

read = biggest of the germinal cells: primary spermatocyte

Question 15

define the acrosome rxn

Answer 15

release of enzymes from the acrosomal vesicle, allowing the sperm to pass thru a zona

Question 16

initiation of blood coagulation cascade in vivo is what

Answer 16

tissue factor

Question 17

prolonged aPTT or PT suggests what

Answer 17

def of a coagulation factor in int or ext pathway

Question 18

how do we measure ext pathway (blood clotting test)

just give its name

how about for int

Answer 18

Prothrombin time

int = PTT (partial PT)

Question 19

hemostasis def

Answer 19

arrest of hemorrhage at site of injury

Question 20

Thrombosis def

Answer 20

pathologic extension of normal hemostasis

Question 21

read: at birth, female baby is born with all the oocytes she will ever have; the number decreases throughout her life

Answer 21

-

Question 22

Loss of existing oocytes is called

Answer 22

atresia

Question 23

length of mensturation cycle (total)

Answer 23

28 days

Question 24

ovulation (release of mature oocyte from ovary) occurs when

Answer 24

at day 14

Question 25

Vit ? is required for the final synthesis of which things

Answer 25

Vit K required for final synthesis for clotting factors 2, 7, 9, and 10

Question 26

define infarction

Answer 26

necrosis in a location due to occlusion of blood supply

Question 27

where does liquefactive necrosis occur

Answer 27

in the brain AFTER an infarction in the brain (aka stroke)