Answer:for number 1. it’s 1) flexibility
Explanation:
Efferent neurons are motor nerves
These are motor neurons carrying neural impulses away from the central nervous system and toward muscles to cause movement. Efferent neurons send signals from the brain to the muscles, glands, and organs of the body in response to sensory input
It is unknown exactly why, but as they age they become more vulnerable to acquire cancer.
Effects of chronic stress on the cardiovascular system
<span> Increased strength & speed of heartbeat
<span> Hypertension
<span> Strain on the heart
<span> Thickening & narrowing of arteries
Enlargement of the heart (resulting in increased work, less able to maintain proper blood flow, fatigue )
</span>
</span>
</span> Hyperglycemia (elevated blood sugar)
High cholesterol
</span>
Effects of chronic stress on the musculo-skeletal system
<span> Muscular reactivity
Chronic muscular tension and pain
Migraine and tension headaches
Exaggeration of reflexive postural patterns
Bone demineralisation
</span>
Effects of chronic stress on the digestive tract
<span> Gastritis
Stomach & duodenal ulcers
Stomach pain
Obesity
Colitis
Irritable bowel syndrome
</span>
Effects of chronic stress on the reproductive system
<span> Infertility
Menstrual disorders
Impotence or premature ejaculation
Loss of libido
</span>
Effects of chronic stress on the urinary system
<span> Bladder urgency
Incontinence
</span>
Effects of chronic stress on the immune system
<span> Allergies
Increased susceptibility to illness such as common cold
Autoimmune conditions (Diabetes type 1, Lupus, Rheumatoid arthritis)
</span>
Effects of Chronic Stress on metabolism
<span> Metabolic Disorder
Diabetes
</span>
Effects of chronic stress on the respiratory system
<span> Asthma symptoms often worsen under mental or emotional stress
Hyperventilation
<span> Breathing pattern disorder
</span></span>