Injury localized to the hypothalamus would most likely disrupt:
1. short-term memory
2. co-ordination during locomotion
3. executive functions, such as decision making
4. regulation of body temperature
Which one of the following statements is not correct?
| 1. | Retinal is the light-absorbing portion of visual photo pigments |
| 2. | In retina, the rods have the photopigments rhodopsin while cones have three different photopigments. |
| 3. | Retinal is a derivative of Vitamin C |
| 4. | Rhodopsin is the purplish protein present in rods only. |
Identify the hormone with its correct matching of source and function:
| 1. | Oxytocin- posterior pituitary, growth and maintenance of mammary glands. |
| 2. | Melatonin- pineal gland, regulates the normal rhythm of sleep-wake cycle. |
| 3. | Progesterone- corpus-luteum, stimulation of growth and activities of female secondary sex organs. |
| 4. | Atrial natriuretic factor- ventricular wall increases blood pressure. |
Fight - or - flight reaction cause activation of:
| 1. | the parathyroid glands, leading to increased metabolic rate. |
| 2. | the kidney, leading to suppression of the rennin angiotensin-aldosterone pathway. |
| 3. | the adrenal medulla, leading to increased secretion of epinephrine and norepinephrine |
| 4. | the pancreas leading to a reduction in blood sugar levels. |
The shared terminal duct of the reproductive and urinary system in the human male is:
| 1. | Urethra | 2. | Ureter |
| 3. | Vas deferens | 4. | Vasa efferentia |
The main function of mammalian corpus luteum is to produce:
1. Oestrogen only
2. progesterone
3. human chorionic gonadotropin
4. relaxin only
Select the correct option describing gonadotropin activity in a normal pregnant female:
| 1. | High level of FSH and LH stimulates the thickening of endometrium. |
| 2. | High level of FSH and LH facilitate implantation of the embryo |
| 3. | High level of hCG stimulates the synthesis if estrogen and progesterone |
| 4. | High level of hCG stimulates the thickening of the endometrium. |
Tubectomy is a method of sterilization in which:
| 1. | small part of the fallopian tube is removed or tied up. |
| 2. | ovaries are removed surgically |
| 3. | small part of vas deferens is removed or tied up |
| 4. | uterus is removed surgically |
Which of the following is a hormone-releasing intra Uterine Device (IUD)?
1. Multiload 375
2. LNG - 20
3. Cervical cap
4. Vault
Assisted reproductive technology, IVF involves the transfer of:
| 1. | Ovum into the fallopian tube. |
| 2. | Zygote into the fallopian tube. |
| 3. | Zygote into the uterus |
| 4. | Embryo with 16 blastomeres into the fallopian tube. |
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