MDCAT Biology Chapter 5 Coordination and control/ nervous & chemical Coordination Online Test With Answers

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MDCAT Biology Chapter 5 Coordination and control/ nervous & chemical Coordination Online Test

Sr. # Questions Answers Choice
1 The hormones which share common hypothalamic factor are FSH and LH / ICSH ACTH and GH ICSH and LTH Prolactin and FSH
2 The hormone which is not secreted by anterior lobe of pituitary is GH ICSH Prolactin TRF
3 They may also control some long term changes Enzymes Neurons Hormones CNS
4 It is not a steroid hormone Epinephrine Estrogen Progesterone 17 β hydoxy Testosterone
5 It is incorrect statement about hormones Endocrine secretion Initiate metabolism Organic Transported by blood
6 Myelin is made up of Nucleoprotein Lipoprotein Glycolipids Glycoproteins
7 Which is incorrect statement about spinal cord White matter contains myelinated axons Grey matter contains non myelinated axons Grey matter contains cell bodies of sensory neurons Location of Peripheral nerve is near to spinal cord
8 Ventral root of the spinal nerve contains Sensory nerve fibres Motor nerve fibres Mixed nerve fibres All
9 Nerve which carries impulses from CNS to effectors Sensory Inter Motor Associative
10 Tiny shaped structure located deep between cerebral hemispheres Thyroid gland Pitutary gland Pineal Gland Corpus callosum
11 Part of brain that is involved in learning Cerebrum Thalamus Cerebellum Pons
12 Regulation of hunger and menstrual cycle is controlled by Cerebrum Thalamus Hypothalamus Pons
13 Primary sensory areas are present in Cerebral cortex Cerebral medulla Cerebellum Medulla oblamgata
14 Which of the following is a messenger of both chemical and nervous coordination Acetylcholine Dopamine Epinephrine Serotonin
15 Which of the following organelle is not present in the synaptic knob Mitochondria Vesicles Ribosomes Nucleus
16 Synaptic vesicles are present in synaptic knob that is part of Post synaptic neuron Pre synaptic neuron Both neurons Second neuron
17 Depolarization of neural membrane is due to Influx of K+ Efflux of Na+ Influx of Na+ None
18 Which is responsible for hyperpolarization across membrane Disturbing of charge Late closing of K+ gates Influx of Na+ Efflux of Na+
19 Which is incorrect about resting membrane potential Na+ ions are ten folds higher outside 2 Na+ move out for 3 K+ move in<span style="white-space:pre"> </span> K+ ions are twenty folds higher inside Some k+ ions leak out
20 Resting membrane potential of a neuron is 50mV -70mv -80mV 90mV
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