Answer:
This question is about the circulation of blood towards the heart (deoxygenated blood) and from heart to the whole body (oxygenated blood).
Blood flow path:
Superior vena cava => right atrium => tricuspid valve => right ventricle => pulmonary artery => lungs => pulmonary vein => left atrium => bicuspid valve => left ventricle => aortic valve => aorta => rest of body.
Answer: Hormones
Explanation: Hormones are responsible for the reproductivity in the males and females.Males persist of the reproductive hormones named as testosterone that maintains the feature of the male reproductive organs and production of the sperms.
Female reproductive hormones maintain the fertility for the female reproductive organs for reproduction phase and menstrual cycle.
ANSWER:
Regulatory Conditions include the number of steps, the size of each step, and the shape of the staircase, just to name a few. Alongside this, the regulatory and non-regulatory conditions within the environmental context.
STEP BY STEP:
hope this helps. :)
Answer:
Explanation:
Cyanide is a potentially deadly poison. It restricts the oxygen supply to brain. The cyanide compounds that can be poisonous includes the hydrogen cyanide gas, potassium cyanide and crystalline solids. The following are the causes of cyanide poisoning:
1. Inhalation of smoke from fires.
2. Plants like cassava, apricot pits.
3. Cigarette smoking.
4. Prone to occupational tasks which involves the electroplating, metal processing, photography and synthesis of plastic products.
The peripheral nervous system (PNS) consists of all the nervous tissuethat lies outsideof the central nervous system (CNS). The main function of the PNS is to connect the CNS tothe rest of the organism. It serves as a communication relay, going back and forth between the CNS and muscles, organs, and glands throughout the body.
