Free Coordination and Control MCQs with Answers
1,687 Coordination and Control MCQs from Biology, each with the correct answer and a written explanation of why it is correct. Free and unlimited, with no account needed.
Coordination depends on receptors, neurons, synapses and nerve impulses, with reflex actions traced through the reflex arc and the roles of major brain regions. Chemical coordination covers endocrine glands and hormones, including how hormones regulate growth, metabolism, reproduction and internal balance, unlike rapid nervous control.
Last updated
1,687 questions · page 45 of 85
881. The part of the brain that guides smooth and accurate motions and maintains body position is called
- A. Cerebrum
- B. Cerebellum
- C. Pons
- D. Medulla
Explanation: The cerebellum is located at the back of the head. Its function is to coordinate voluntary muscle movements, maintain postures, balance…
Correct answer: Cerebellum- A. Constriction of bronchi
- B. Decrease in heart rate
- C. Promotes digestion or peristalsis
- D. Dilates the pupil
Explanation: The sympathetic nervous system activates during flight or fight conditions.
Correct answer: Dilates the pupil- A. Parkinson's disease
- B. Epilepsy
- C. Alzheimer's disease
- D. Gonorrhea
Explanation: Aluminium is increased in the brains of people with Alzheimer's disease.
Correct answer: Alzheimer's disease- A. Addison's disease
- B. Parkinson's disease
- C. Cushing's disease
- D. Down's syndrome
Explanation: Cushing syndrome occurs when the level of cortisol is too high in the body.
Correct answer: Cushing's disease- A. 3
- B. 4
- C. 2
- D. 5
Explanation: The thyroid is a small, butterfly-shaped gland located at the front of the neck.
Correct answer: 4886. The structures which respond when they are stimulated by impulse coming through motor neuron are:
- A. Receptors
- B. Responders
- C. Transducers
- D. Effectors
Explanation: Motor neurons carry impulses from the central nervous system to effector organs such as muscles or glands.
Correct answer: Effectors- A. Forebrain
- B. Mid brain
- C. Hind brain
- D. Spinal cord
Explanation: The forebrain is the largest region of the brain, containing the entire cerebrum and thalamus, along with other nested structures.
Correct answer: Forebrain888. There is also EVIDENCE that high levels of _ may contribute to the onset of Alzheimer's disease.
- A. Mg
- B. Mo
- C. Al
- D. Ca
Explanation: There is some evidence suggesting that high levels of aluminum (Al) may contribute to the onset of Alzheimer's disease.
Correct answer: Al- A. Epilepsy
- B. Alzheimer's disease
- C. Parkinson's disease
- D. Dementia
Explanation: L-DOPA or Levodopa is primarily used in the treatment of parkinson's disease.
Correct answer: Parkinson's disease- A. Inhibitors
- B. Receptors
- C. Neurons
- D. Effectors
Explanation: An effector is a muscle, gland, or cell that performs a specific function in response to a stimulus-for example, A muscle contracts to…
Correct answer: Effectors- A. Cerebrum
- B. Hemisphere band
- C. Corpus luteum
- D. Corpus Callosum
Explanation: The corpus callosum is a large white matter tract that connects the two hemispheres of the brain that ensuring both sides of the brain can…
Correct answer: Corpus Callosum- A. Hypothalamus
- B. Forebrain
- C. Hindbrain
- D. Midbrain
Explanation: The midbrain is associated with vision, hearing, motor control, sleep/wake, arousal (alertness), and temperature regulation, acting as a…
Correct answer: Midbrain- A. 2
- B. 3
- C. 4
- D. 5
Explanation: The spinal cord is protected by three layers of meninges: dura mater, arachnoid mater, and pia mater.
Correct answer: 3- A. Dyspepsia
- B. Septicemia
- C. Anorexia
- D. Bulimia
Explanation: Bulimia nervosa is an eating disorder in which a person may eat a lot of food at once and then try to get rid of the food by vomiting…
Correct answer: Bulimia- A. High temperature
- B. Low temperature
- C. High soil pH
- D. Low soil pH
Explanation: Plants growing in low temperatures may suffer from ill effects. To manage low temperatures, they possess well-developed bark for…
Correct answer: Low temperature- A. Blood Glucose
- B. Blood Ammonia
- C. Blood 𝑝H
- D. Blood Pressure
Explanation: Baroreceptors are mechanoreceptors located in blood vessels near the heart that provide the brain with information about blood volume and…
Correct answer: Blood Pressure- A. Arthritis
- B. Sciatica
- C. Spondylosis
- D. Disc slip
Explanation: Piriformis syndrome is a condition where the piriformis muscle in the buttocks compresses the sciatic nerve, leading to sciatica symptoms…
Correct answer: Sciatica- A. 1
- B. 6
- C. 22
- D. 206
Explanation: There are overall 29 bones in the skull region, but there is only 1 hyoid bone in the human skull region.
Correct answer: 1- A. Pons
- B. Midbrain
- C. Cerebellum
- D. Medulla
Explanation: The medulla oblongata is the posterior part of the brainstem and plays a key role in controlling autonomic functions and reflexes, such as…
Correct answer: Medulla- A. Sympathetic nervous system
- B. Parasympathetic nervous system
- C. Somatic nervous system
- D. None of the above options are correct
Explanation: The vagus nerve is primarily involved in the parasympathetic nervous system, which is responsible for regulating various involuntary…
Correct answer: Parasympathetic nervous system