25) In multiple sterosis the myeiin sheat the betipital tobe wili tikaly 29) An
ID: 137319 • Letter: 2
Question
25) In multiple sterosis the myeiin sheat the betipital tobe wili tikaly 29) An Imjury to the axons of the brain and spinai impair the function of the Al prienary visuai cortesx 0) sense of touth C) sense of taste D) thalamus ooed are damaged anct demyelinatian thsa level of ihe sction potertial? ) Action potentials rove in the oppasite direction a 11) Action potentials move rmore sioely alang the axon 111) No act ion potar?tials are transmittecd. ber the 30) For which of the foilowing is the nun same in spermatageresis and oogenesis? A) onlyI C) only IIl B)only 11 D) anly II and I A) méiotic divisians required to produce B) functionai gametes produced by C) different ceil types produced by D) Timing ot meiotic divisions each gaY meiosis meiosis 26) The pr imary function of the corpus luteum is A) nourish and protect the egg sell B) maintain progesterone and estrogen synthesis after ovulation has occurred C) support pregnancy in the second and 31) Glucocorticoias do which of the following? third trimesters A) increase blood glucoss levels B) promote the release of fotty ackós C) inerease insulin pronuetion D) promote the immune responsu D) stimulate the developmern of tha mammary glands 27) In humans, the follicular celis that remain behind in the ovary following ovulation becomC 32) Which of the followinng statemants are correct? A) the placenta, which secretes cervical Hormones often reguiate homeostasis Through antagonistic functions ) Hormones of the same chemical class mLicus B) the ovarian endometrium that is shed usually have the samme function. 11 Hormones ars oniy secreted by endocr ine glands. IV) Hormones are often requlated through feedback toops. at the time of the menses C) the thickened partion of the uterine wall D) a steroid hormone synthesizing structure called the corpus luteum A) only t and IV B) only i and tu C) only tI1 and D) only I anvd m 28) The human knee-jerk reflex requires an intact 33) if a person loses a large amount of water in a A) medula B) cerebellum C) corpus callosum D) spinal cord short period of time, he or she may die from dehydration. Antidiuretic hormone (ADH) can heip reduce water loss through its interaction with its target cells in the A) posterior pituitary B) anterior pituitary C) kidney D) bladderExplanation / Answer
25. Correct answer:- (B) II only
Explanation:- due to myelin degeneration in multiple sclerosis only conduction of nerve is slow down.
26. Correct answer:- (B) maintain progestrone and estrogen synthesis after ovulation has occurred.
Explanation:- Corpus luteum secret progestrone which maintain pregnancy.
27. Correct answer:- (D) a steroid hormone synthesizing structure called the corpus luteum.
Explanation:- Ruptured follicles after ovulation convert into corpus luteum which secret progestrone hormone.
28. Correct answer:- (D) spinal cord
Explanation:- Reflexes are controlled by spinal cord.
29. Correct answer:- (A) primary Visual cortex
Explanation:- regulation of primary visual cortex is situated in the occipital region.
30. Correct answer:- (A) meiotic divisions required to produce each gamet.
Explanation:- meiotic divisions are same in both oogenesis and spermatogenesis.
31. Correct answer:- (A) Increase blood glucose level.
32. Correct answer:- (A) I and IV
Explanation:- hormone regulate homeostasis Through antagonist function.
33. Correct answer:- (A) posterior pituitary
Explanation- ADH (Anti diuretics hormone) secreted by posterior pituitary.
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