Endocrine and Reproductive System
Endocrine and Reproductive System-1
Questions
An overproduction of somatotropin before adolescence, causes which of the following diseases?
- Precocious puberty
- Obesity
- Gigantism
- Cretinism
- Hyperthyroidism
The duct which conveys sperm from the testis to the ejaculatory duct, is ______________.
- ureter
- ductus endolymphaticus
- vas deferens
- mullerian duct
- seminal vesicle
Glucagon brings about the breakdown of liver glycogen. What is this process known as?
- Glycolysis
- Glycogenolysis
- Glucogenesis(Gluconeogenesis)
- All of these
- None of these
The constancy of the internal environment in the body is called __________.
- haemopoiesis
- homeostasis
- homeopathy
- atrophy
- entropy
The secretion of epinephrine (adrenalin) by the adrenal medulla is under the control of which of the following?
- Parasympathetic nervous system
- Sympathetic nervous system
- Cranial nerves
- Spinal nerves
- Central nervous system
Leydig cells constitute the ____________.
- exocrine portion of the testes
- endocrine portion of the testes
- spermatogenic portion of the testes
- nutritive components of the testes
- none of these
Aldosterone is an example of hormones, which influence salt and water metabolism in the body such hormones are collectively called?
- Glucocorticoids
- Mineralocorticoids
- Adrenocortical steroids
- Steroid hormones
- None of these
The hormonal substances, released by the exocrine glands in the external environment, which serve as a means of communication between members of a particular species are called __________.
- neurohormones
- neurotransmitter
- pheromones
- phytohormones
- none of these
What is the other name for the pituitary gland?
- Infundibulum
- Rathke’s pouch
- Hypophysis cerebri
- Epipophysis
- Epiphysis
In the body iodine is needed for the synthesis of which of the following hormone?
- Parathyroid hormone
- Thyroxin
- Epinephrine
- Insulin
- Oxytocin
One of the hormones from the pineal gland influences sexual development and may reduce sexual activity, which is that hormone?
- Oxytocin
- Prolactin
- Melatonin
- Relaxin
- None of these
When the process of birth starts, the uterus begin to contract rhythmically about once every ten minutes; this is the onset of ____________.
- parturition
- labour
- peristalsis
- micturition
- none of these
Hypothyroidism during the adult years causes______________.
- myxedema
- cretinism
- exopthalmic goiter
- myopia
- hypermetropia
The recording of basal body temperature (BBT) helps to determine _____________.
- implantation
- ovulation
- blastulation
- fertilization
- none of these
Chromaffin cells are the hormone producing cells of:
- Adrenal cortex
- Adrenal medulla
- Ovary
- Interstetium of testes
- None of these
Cretinism is a clinical condition which is associated with hyposecretion of certain hormones during the growing years occurs. Which is the correct answer?
- Gonadal hormones
- Gonadotropins
- Thyroid hormones
- Adrenal hormones
- Insulin
Cryptorchidism is a condition in which _____________.
- the spermatic cord twists
- the testes stop secretion of androgens
- the testes are abdominal
- the testes produce sperm but no hormones
- none of these
What is the source of melanocyte stimulating hormone?
- Anterior pituitary
- Posterior pituitary
- Hypothalamus
- Diencephalon region of the brain
- None of these
Chemically the female sex hormones estradiol and progesterone are ____________.
- proteins
- carbohydrates
- aminoacids
- steroids
- none of these
Before ejaculation in mammals, the spermatozoa are stored in which of the following?
- Testis
- Vas deferens
- Epididymis
- Seminal vesicle
- Cowper's glands