Author: Anonymous

The constant and autorhythmic contraction of the heart is set and maintained locally by the intrinsic conduction system

During inhalation under normal conditions, the relative partial pressure of oxygen in alveolar air is lower than in the blood

Another term for anabolic reactions is synthesis reactions

The two types of sudoriferous glands found in our skin are eccrine and apocrine glands

The pulling of actin filaments by myosin heads is called a power stroke

The Immune System is a collection of physical barriers, structures, chemicals, cells, and proteins dispersed throughout the body that interact and communicate with each other to prevent pathogens from entering the body all together and or inhibiting their survival, growth, and spread once inside our bodies

The physiological role of dermal papillae is to nourish basal cells

Melatonin is released from the pineal gland and helps maintain biological (circadian) rhythms

Myelination acts as insulation and aids in neural signal transmission

Neurotransmitters are chemical messengers released from the nervous system