How does an axon conducts nerve impulses ?
Away from the cell body
Towards the cell body
Both towards and away from the cell body
Around, bypassing the cell body
The main function of the cerebellum is :
consciousness
muscle coordination
homeostasis
sense reception
Which of the following contains centers for heartbeat, breathing, and blood pressure?
Cerebellum
Cerebrum
Spinal cord
Medulla oblongata
The peripheral nervous system includes mixed nerves that:
serve the muscular and skeletal system.
serve the sympathetic system.
serve the parasympathetic system.
contain both sensory and motor fibers.
How is transmission of nerve impulses across a synaptic cleft carried out in humans?
Sodium ions
Potassium ions
Neurotransmitter molecules
The nodes of Ranvier
Which of the following are types of neurons?
Sensory
Motor
Interneurons
All of the above
Which body system coordinates activities of body parts by releasing hormones into the blood?
Nervous system
Digestive system
Circulatory system
Endocrine system
Which part of the brain control the anterior pituitary gland secretions ?
Medulla
Thalamus
Cerebral cortex
Hypothalamus
Which of the following are the parts of neurons?
Brain, spinal cord, and vertebral column
Dendrite, axon, and cell body
Sensory and motor
Cortex, medulla and sheath
Which of the following is NOT an endocrine gland?
Pancreas
Salivary glands
Thyroid gland
Pituitary gland
