Chemical Coordination and Integration MCQs | Chemical Coordination and Integration Objective Type Questions and Answers

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Questions
1 Insulin receptors are ___________
A Extrinsic protein
B Intrinsic protein
C G protein
D Trimeric protein

Answer:Extrinsic protein
2 What do endocrine cells of the pancreas secrete?
A Omega growth hormone
B Beta somatostatin
C Delta insulin
D Alpha glucagon

Answer: Alpha glucagon
3 Where does synthesis of insulin begin?
A rRER
B sRER
C Nucleolus
D Mitochondria

Answer:Nucleolus
4 How many intermolecular and interamolecular disulfide bond is present in insulin?
A 1 Intermolecular, 2 intramolecular
B 2 Intermolecular, 2 intramolecular
C 2 Intermolecular, 1 intramolecular
D 1 Intermolecular, 3 intramolecular

Answer: 2 Intermolecular, 1 intramolecular
5 Which of the following order is correct?
A Insulin > Proinsulin > Preproinsulin
B Preproinsulin > Insulin > Proinsulin
C Proinsulin > Preproinsulin > Insulin
D Preproinsulin > Proinsulin > Insulin

Answer: Preproinsulin > Proinsulin > Insulin
6 What is the beta subunit of the insulin receptor?
A Protein kinase
B Tyrosine kinase
C Tryptophan kinase
D Taurine kinase

Answer: Tyrosine kinase
7 What do delta cells secrete?
A Cortisol
B Glucose
C Pancreatic enzyme
D Somatostatin

Answer: Somatostatin
8 What is the function of GLUT 4?
A Glucose transport
B Glycogen transport
C Insulin transport
D Glucagon transport

Answer:Glucose transport
9 Hyperglycemia is a condition of high blood glucose.
A True
B False

Answer: True
10 _________are responsible for chemical coordination.
A Neurons
B Nephrons
C Hormones
D Enzymes

Answer: Hormones
11 Neural coordination is
A Fast and long lived
B Fast and short lived
C Slow and long lived
D Slow and short lived

Answer: Fast and short lived
12 The ductless glands
A Produce non-nutrient intercellular messengers
B Found only in non chordates
C Are absent in human body
D Are called exocrine glands

Answer: Produce non-nutrient intercellular messengers
13 Which of the following is an incorrect statement?
A Hormones are required in trace amounts
B Hormones are intra-cellular messengers
C Hormones are secreted by endocrine glandular cells
D Hormones are secreted in response to a particular stimulus

Answer: Hormones are intra-cellular messengers
14 Which of the following glands are present in the brain?
A Parathyroid gland and thyroid gland
B Pituitary gland and thymus
C Hypophysis and pineal gland
D Pineal gland and thymus

Answer: Hypophysis and pineal gland
15 The two glands located in the neck region are
A Thyroid gland and parathyroid gland
B Pituitary gland and pineal gland
C Adrenal gland and thymus
D Pineal gland and thyroid gland

Answer: Thyroid gland and parathyroid gland
16 Hypothalamus forms an important link between
A Digestive system and nervous system
B Nervous system and respiratory system
C Nervous system and endocrine system
D lntegumentary system and reproductive system

Answer:Nervous system and endocrine system
17 The neurosecretory cells of hypothalamus which produce hormones are called
A Nephrons
B Nuclei
C Granular cells
D Globular cells

Answer:Nuclei
18 Hypothalemic hormones directly regulate the synthesis and secretion of
A Thyroid hormones
B Pituitary hormones
C Adrenal hormones
D Parathomione

Answer: Pituitary hormones
19 Somatostatin inhibits the release of
A Prolactin
B Melanin
C Thymosin
D Growth hormone

Answer: Dendrite axon and cell body
20 GnRH stimulates_________ to release__________ .
A Hypothalamus. gonadotropins
B Pituitary gland. gonadotropins
C Pituitary gland. growth hormone
D Hypothalamus. growth hormone

Answer:Pituitary gland. gonadotropins

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