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ANSC 333- EXAM #3 SATTERFIELD
TAMU WITH 100% CORRE CT
ANSWERS
Cells move towards the ____ as they mature
Correct answer: Lumen
Question : Differentiation Phases
Correct answer: Golgi
Cap Acrosomal Maturation
Question : Golgi Phase
Correct answer: acrosomic vesicle forms
Question : Cap Phase
Correct answer: acrosomic vesicle spreads over nucleus
Question : Acrosomal Phase
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Correct answer: nuclear and cytoplasmic elongation
Question : Maturation Phase
Correct answer: final assembly that forms a spermatozoon
Question : Length of spermatogenesis in bulls
Correct answer: ~61 days
Question : Reproductive Behavior in Males
Correct answer: Precopulatory
Copulatory Postcopulatory
Question : Precopulatory Behavior
Correct answer: Libido-seek out partner
Courtship-vocalize, kick, determine receptivity Sexual arousal Erection Penile protrusion
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Question : Copulatory Behavior
Correct answer: Mounting-immobilize female
Intromission-copulation Ejaculation
Question : Postcopulatory Behavior
Correct answer: Dismount
Refractory Period-not capable of 2nd erection/copulation Memory-positive/negative effects reproductive behavior
Question : Reproductive Behavior in Females
Correct answer: Increase in physical activity during estrus
Visual Olfactory-pharamones & smell Auditory Tactile-kicking Lordosis-mounting posture
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Question : Flehman Response
Correct answer: male smells urine, raises heads,
vomeronasal organ detects estrus in female
Question : Competition
Correct answer: Increases sperm quality and volume
Question : Vasodilation
Correct answer: blood vessels in penis expand, increases
blood flow, decreases outflow
Question : All species require high ________ for an
erection
Correct answer: Blood flow
Question : Ejaculation (Moving of Sperm)
Correct answer: Sensory stimulation
Stimulation of nerves in supraoptic and paraventricular nuclei