Which part of human brain is concerned with the regulation of body temperature?
Medulla oblongata
cerebellum
cerebrum
cerebrum
D.
cerebrum
In the human brain, the hypothalamus is a centre for hunger, thirst sweating, sleep. fatigue, temperature, anger, pleasure, love, hate and satisfaction.
Medulla oblongata contains centre for a heart beat, respiration, digestion, BP, involuntary functions, urination, etc.
Cerebellum regulates posture and balance.
The cerebrum is the centre for intelligence, emotion, will- power, memory consciousness, imagination, etc.
The supportive skeletal structures in the human external ears and in the nose tip are examples of
ligament
areolar tissue
bone
bone
Which one of the following statements is not correct?
Retinal is the light absorbing portion of visual photopigments
In retina, the rods have the photopigments rhodopsin, while cones have three different photopigments
Retinal is a derivative of vitamin -C
Retinal is a derivative of vitamin -C
The purplish red pigment rhodopsin contained in the rods type of photoreceptor cells of the human eyes is a derivative of
Vitamin -C
Vitamin -D
Vitamin - A
Vitamin - A
Select the answer with the correct matching of the structure, its location and function.
Structure |
Location |
Function |
Eustachian |
Anterior part of internal ear |
Equalizes air pressure on either sides of tympanic membrane |
Structure |
Location |
Function |
Cerebellum |
Mid -brain | Controls respiration and gastric secretions |
Structure |
Location |
Function |
Hypothalamus |
Forebrain | Control body temperature, urge for eating and drinking |
Structure |
Location |
Function |
Hypothalamus |
Forebrain | Control body temperature, urge for eating and drinking |
Which of the following regions of the brain is incorrectly paired with its function?
Medulla oblongata – homeostatic control
Cerebellum – language comprehension
Corpus callosum – communication between the left and right cerebral cortices
Corpus callosum – communication between the left and right cerebral cortices
The kind of tissue that forms the supportive structure in our pinna (external ears) is also found in
vertebrae
nails
ear ossicles
ear ossicles
A gymnast is able to balance his body upside down ever in the total darkness because of
cochlea
vestibular apparatus
tectorial membrane
tectorial membrane
Gland |
Secretion |
Effect on Body |
A |
Oestrogen |
Maintenance of secondary sexual characters |
Alpha cells of islets of Langerhans |
B |
Raise blood sugar level |
Anterior pi- tuitary |
C |
Over secretion leads to gigantism |
A |
B |
C |
Placenta |
Insulin |
Vasopressin |
A |
B |
C |
Ovary |
Insulin | Calcitonin |
A |
B |
C |
Placenta |
Glucagon |
Calcitonin |
A |
B |
C |
Placenta |
Glucagon |
Calcitonin |
Which one of the following is the correct difference between rod cells and cone cells of our retina?
Features |
Rod cells |
Cone cells |
Visual acuity |
High |
Low |
Features |
Rod cells |
Cone cells |
Visual Pigment contained |
Iodeosin |
Rhodopsin |
Features |
Rod cells |
Cone cells |
Overall function |
Vision in poor light |
Colour vision and detailed vision in bright light |
Features |
Rod cells |
Cone cells |
Overall function |
Vision in poor light |
Colour vision and detailed vision in bright light |