Answer:
Superior Vena Cava -> Right Atrium -> Right Ventricle -> Pulmonary Artery -> Lungs -> Left Atrium -> Left Ventricle -> Aorta -> Rest of Body
Answer:
The correct option is : c. external sphincter muscle of the bladder
Explanation:
The process of excretion of urine from the urinary bladder to outside the body through the urethra is known as Micturition. The other names for micturition are urination and voiding.
In a normal human being, the process of micturition requires both the voluntary and involuntary nervous system components.
The external sphincter is a voluntary muscle. For urination to occur the external sphincter muscle must be relaxed.
Therefore, the process of voiding urine begins if the external sphincter muscle relaxes voluntarily.
Answer:
an increase in the number of white cells in the blood, especially during an infection.
Explanation:
Answer:
The heart is covered in double membranous sac called pleural membrane, this statement is incorrect.
Explanation:
The heart is covered by a double walled sac called pericardium.The pericardium fixes the heart to the mediastinum and encloses the heart and the root of great vessels. It has two layers serous membrane and fibrous membrane. The fibrous membrane is the most superficial layer of the pericardium. It is made up of dense and loose connective tissue. The serous membrane is divided into two layers, the parietal layer, which is fused to and inseparable from the fibrous membrane, and the visceral layer, which is part of the epicardium.
Between these two membranes is the pericardial fluid, which is filled with serous fluid which protects the heart from any kind of external shock.
Answer:
With chemicals and atoms.
Explanation:
Atoms gooood and chemicals the good kind (medicine).
